<treetable-submenu></treetable-submenu>

<div class="content-section introduction">
    <div>
        <span class="feature-title">TreeTable - <span class="subitem">Column Toggle</span></span>
        <span>This demo uses a multiselect component to implement toggleable columns.</span>
    </div>
</div>

<div class="content-section implementation">
    <p-treeTable [value]="files" [columns]="selectedColumns">
        <ng-template pTemplate="caption">
            <div style="text-align:left">
                <p-multiSelect [options]="cols" [(ngModel)]="selectedColumns" optionLabel="header"
                            selectedItemsLabel="{0} columns selected" [style]="{minWidth: '200px'}" defaultLabel="Choose Columns"></p-multiSelect>
            </div>
        </ng-template>
        <ng-template pTemplate="header" let-columns>
            <tr>
                <th *ngFor="let col of columns">
                    {{col.header}}
                </th>
            </tr>
        </ng-template>
        <ng-template pTemplate="body" let-rowNode let-rowData="rowData" let-columns="columns">
            <tr>
                <td *ngFor="let col of columns; let i = index">
                    <p-treeTableToggler [rowNode]="rowNode" *ngIf="i == 0"></p-treeTableToggler>
                    {{rowData[col.field]}}
                </td>
            </tr>            
        </ng-template>
    </p-treeTable>
</div>

<div class="content-section documentation">
    <p-tabView effect="fade">
        <p-tabPanel header="treetablecoltoggle.ts">
            <a href="https://github.com/primefaces/primeng/tree/master/src/app/showcase/components/treetable/treetablecoltoggle.ts" class="btn-viewsource" target="_blank">
                <i class="fa fa-github"></i>
                <span>View on GitHub</span>
            </a>
<pre>
<code class="language-typescript" pCode ngNonBindable>
export class TreeTableColToggleDemo &#123;

    files: TreeNode[];

    cols: any[];

    selectedColumns: any[];

    constructor(private nodeService: NodeService) &#123; &#125;

    ngOnInit() &#123;
        this.nodeService.getFilesystem().then(files => this.files = files);

        this.cols = [
            &#123; field: 'name', header: 'Name' &#125;,
            &#123; field: 'size', header: 'Size' &#125;,
            &#123; field: 'type', header: 'Type' &#125;
        ];

        this.selectedColumns = this.cols;
    &#125;
&#125;
</code>
</pre>   
        </p-tabPanel>

        <p-tabPanel header="treetablecoltoggle.html">
            <a href="https://github.com/primefaces/primeng/tree/master/src/app/showcase/components/treetable/treetablecoltoggle.html" class="btn-viewsource" target="_blank">
                <i class="fa fa-github"></i>
                <span>View on GitHub</span>
            </a>
<pre>
<code class="language-markup" pCode ngNonBindable>
&lt;p-treeTable [value]="files" [columns]="selectedColumns"&gt;
    &lt;ng-template pTemplate="caption"&gt;
        &lt;div style="text-align:left"&gt;
            &lt;p-multiSelect [options]="cols" [(ngModel)]="selectedColumns" optionLabel="header"
                        selectedItemsLabel="&#123;0&#125; columns selected" [style]="&#123;minWidth: '200px'&#125;" defaultLabel="Choose Columns"&gt;&lt;/p-multiSelect&gt;
        &lt;/div&gt;
    &lt;/ng-template&gt;
    &lt;ng-template pTemplate="header" let-columns&gt;
        &lt;tr&gt;
            &lt;th *ngFor="let col of columns"&gt;
                &#123;&#123;col.header&#125;&#125;
            &lt;/th&gt;
        &lt;/tr&gt;
    &lt;/ng-template&gt;
    &lt;ng-template pTemplate="body" let-rowNode let-rowData="rowData" let-columns="columns"&gt;
        &lt;tr&gt;
            &lt;td *ngFor="let col of columns; let i = index"&gt;
                &lt;p-treeTableToggler [rowNode]="rowNode" *ngIf="i == 0"&gt;&lt;/p-treeTableToggler&gt;
                &#123;&#123;rowData[col.field]&#125;&#125;
            &lt;/td&gt;
        &lt;/tr&gt;            
    &lt;/ng-template&gt;
&lt;/p-treeTable&gt;
</code>
</pre>
        </p-tabPanel>
    </p-tabView>
</div>